#004F83
Closest named color: Light Navy (#155084). oklch(41.6% 0.109 246.8), rgb(0, 79, 131).
Aa
White text reads best on this color (8.58:1).
About this color
#004F83 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.109 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.010 away. White text reads best on it, at 8.58:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.44:1 |
| White text | 8.58:1 |
Values
| HEX | #004F83 |
| RGB | rgb(0, 79, 131) |
| HSL | hsl(204, 100%, 26%) |
| OKLCH | oklch(41.6% 0.109 246.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #004F83 | 8.58:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #004F83 | 2.44:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #004F83 text on white | 8.58:1 | AAA | Lc 88.9 | Fine for body text |
| #004F83 text on black | 2.44:1 | Fails | Lc -13.3 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200
#C7DCF0
oklch(88.5% 0.036 246.9)
-
Step 300
300
#A0C5E8
oklch(80.9% 0.064 247.2)
-
Step 400
400
#6AA6DD
oklch(70.6% 0.102 247.4)
-
Step 500
500
#3D8FD3
oklch(63.1% 0.13 246.9)
-
Step 600
600
#0D78C0
oklch(55.6% 0.141 246.6)
-
Step 700
700
#0065A5
oklch(49.2% 0.128 246.7)
-
Step 800
800 (this color)
#004F83
oklch(41.6% 0.109 246.8)
-
Step 900
900
#13456C
oklch(37.9% 0.085 246.5)
-
Step 950
950
#0D283F
oklch(26.9% 0.054 247.3)
#004F83 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #355285 | 0.040 |
| Deuteranopia (no green cones) | #214782 | 0.026 |
| Tritanopia (no blue cones) | #005C62 | 0.078 |
| Achromatopsia (no color) | #4C4C4C | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004F83
#004F83
oklch(41.6% 0.109 246.8)
- #6D4000
#6D4000
oklch(41.6% 0.092 66.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #004F83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.010
- Deep Sea Blue #015482 ΔE 0.016
- Dusk Blue #26538D ΔE 0.031
- Cobalt #1E488F ΔE 0.033
- Twilight Blue #0A437A ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.064
- Dark Grey Blue #29465B ΔE 0.068
Use #004F83 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.